Bump version in package.json

Release-Notes: skip
Change-Id: Ib2a38f56af53b1741c29285efce4907c59e3d5fb
diff --git a/package.json b/package.json
index d4719b1..7b310aa 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gerrit",
-  "version": "3.1.0-SNAPSHOT",
+  "version": "3.9.0-SNAPSHOT",
   "description": "Gerrit Code Review",
   "dependencies": {
     "@bazel/concatjs": "^5.8.0",
diff --git a/polygerrit-ui/app/api/package.json b/polygerrit-ui/app/api/package.json
index 7df755b..a125b8f 100644
--- a/polygerrit-ui/app/api/package.json
+++ b/polygerrit-ui/app/api/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@gerritcodereview/typescript-api",
-  "version": "3.8.0",
+  "version": "3.9.0-SNAPSHOT",
   "description": "Gerrit Code Review - TypeScript API",
   "homepage": "https://www.gerritcodereview.com/",
   "browser": true,